7705520

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1579}}^1$

素因数の和:1653

約数の個数: 40

約数和(自身を含む): 18220560

約数和(自身を除く): 10515040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 1579, 2440, 3158, 4880, 6316, 7895, 12632, 15790, 25264, 31580, 63160, 96319, 126320, 192638, 385276, 481595, 770552, 963190, 1541104, 1926380, 3852760, 7705520]

約数ペア:

[(1, 7705520), (2, 3852760), (4, 1926380), (5, 1541104), (8, 963190), (10, 770552), (16, 481595), (20, 385276), (40, 192638), (61, 126320), (80, 96319), (122, 63160), (244, 31580), (305, 25264), (488, 15790), (610, 12632), (976, 7895), (1220, 6316), (1579, 4880), (2440, 3158)]